. >> ronald reagan -- >> they delivered stark differences on domestic and foreign policy, including how to fix the economy. >> we are going in the wrong direction. the economy is barely limping along. >> that is surprising for a guy who says 47% of the american people are not willing to take responsibility for their own lives. they pay more effective tax and governor romney pays in his federal income-tax. >> mitt romneypaul ryan went after. after >> it took the president two weeks to acknowledge this was a terrorist attacks. >> you are jeopardized and medicare and changing it from a guaranteed benefit. >> it was heated. joe biden often laughed at all right in opposing arguments. >> joe biden understood denied he had to do what president obama failed to do last week's. >> both president obama and mitt romney watched closely. >> i thought joe biden was terrific tonight. i cannot be prouder. >> and running mates even shared a few laughs. >> i think the vice president knows that sometimes the words don't come out of your mouth of the right way. [laughter] >> but i always say what i mean. >>